#BFC738#BFC738

#BFC738 is a light, vivid yellow. Relative luminance 0.522; OKLCH L 79.8% C 0.159 H 112.7°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#BFC738
RGB	rgb(191, 199, 56)
HSL	hsl(63, 56%, 50%)
HSV	hsv(63, 72%, 78%)
CMYK	cmyk(4%, 0%, 71.9%, 22%)
CIE-LAB	lab(77.41, -19.90, 66.31)
CIE-LCH	lch(77.41, 69.23, 106.70°)
OKLab	oklab(79.84% -0.0614 0.1468)
OKLCH	oklch(79.84% 0.159 112.7)
XYZ	xyz(42.6244, 52.2097, 11.5727)
Luminance	0.5221 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BFC738 #4038C7

analogous

#C78838 #BFC738 #77C738

triadic

#BFC738 #38BFC7 #C738BF

tetradic

#BFC738 #38C788 #4038C7 #C73877

square

#BFC738 #38C788 #4038C7 #C73877

split-complementary

#BFC738 #3877C7 #8838C7

monochromatic

#63671D #91972B #BFC738 #CED468 #DEE298

Accessibility & contrast

On white

1.84

#BFC738 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#BFC738 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #BFC738

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BFC738	#FFFFFF	#000000	##000000
##BFC738	1.00	1.84	11.44	11.44
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE1D

Deuteranopia (green-blind)

#D6C143

Tritanopia (blue-blind)

#CCBBAB

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #bfc738;
/* rgb */ color: rgb(191, 199, 56);
/* oklch */ color: oklch(79.8% 0.159 112.7);

Tailwind

colors: {
  custom: {
    50: '#d6d778',
    500: '#bfc738',
    950: '#000000',
  },
}

SCSS

$custom: #bfc738;
$custom-light: #d6d778;
$custom-dark: #000000;

JSON

{
  "hex": "#bfc738",
  "rgb": {
    "r": 191,
    "g": 199,
    "b": 56
  },
  "hsl": {
    "h": 63.357,
    "s": 56.078,
    "l": 50
  },
  "oklch": {
    "l": 0.7984,
    "c": 0.15912,
    "h": 112.7
  },
  "luminance": 0.52209
}

Semantic roles & 50–950 ramp

primary

#BFC738

secondary

#353272

accent

#48DF51

background

#FEFEFB

surface

#FCFBF2

border

#D5D4CC

text

#15140A

muted

#84837D

Preview Lab

Preview with #BFC738

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →